这条街道每隔50米就设有一个消防栓。
There is a ___hydrant every 50 meters along this street.
市政工人正在检查街道上的消防栓是否正常工作。
The city workers are checking if the street ___hydrants are functioning properly.
消防员迅速把水管接在了消防栓上。
The firefighters quickly connected the hose to the ___hydrant.